Home / 193,837,742.80-267,496,916.74-105,733,660.48

Finding the Fourth Proportional to 193,837,742.80, 267,496,916.74 and 105,733,660.48

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Solution

The fourth proportional to 193,837,742.80, 267,496,916.74 and 105,733,660.48 is: 145,912,905.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,837,742.80 : 267,496,916.74 = 105,733,660.48 : x
  2. Step 2: Convert to fraction form
    193,837,742.80/267,496,916.74 = 105,733,660.48/x
  3. Step 3: Cross multiply
    193,837,742.80x = 267,496,916.74 × 105,733,660.48
  4. Step 4: Simplify right side
    193,837,742.80x = 28,283,428,173,100,916
  5. Step 5: Solve for x
    x = 28,283,428,173,100,916/193,837,742.80
  6. Step 6: Final answer
    x = 145,912,905.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.